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2010-05-19 Andreas Schwab <schwab@redhat.com> * elf/dl-runtime.c (_dl_fixup): Don't crash on unresolved weak symbol reference. --- elf/dl-runtime.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/elf/dl-runtime.c b/elf/dl-runtime.c index a52120d..34b579f 100644 --- a/elf/dl-runtime.c +++ b/elf/dl-runtime.c @@ -144,7 +144,8 @@ _dl_fixup ( /* And now perhaps the relocation addend. */ value = elf_machine_plt_value (l, reloc, value); - if (__builtin_expect (ELFW(ST_TYPE) (sym->st_info) == STT_GNU_IFUNC, 0)) + if (__builtin_expect (sym + && ELFW(ST_TYPE) (sym->st_info) == STT_GNU_IFUNC, 0)) value = ((DL_FIXUP_VALUE_TYPE (*) (void)) DL_FIXUP_VALUE_ADDR (value)) (); /* Finally, fix up the plt itself. */ -- 1.7.0.1 -- Andreas Schwab, schwab@redhat.com GPG Key fingerprint = D4E8 DBE3 3813 BB5D FA84 5EC7 45C6 250E 6F00 984E "And now for something completely different."
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